<template>
  <div class='main' style='display: flex; background: #fff; width: 900px;border-radius: 18px; height:450px;'>
    <div class='login_banner'>
      <img src='@/assets/login_bg.svg' class='login_img' />
      <img src='@/assets/login_logo.svg' class='login_logo'>
    </div>
    <div style='margin-left: 45px;'>
      <a-form
        id='formLogin'
        class='user-layout-login'
        ref='formLogin'
        :form='form'
        @submit='handleSubmit'
      >
        <a-tabs
          :activeKey='customActiveKey'
          :tabBarStyle="{ textAlign: 'left', borderBottom: 'unset' }"
          @change='handleTabClick'
          style='margin: 10px'
        >
          <a-tab-pane key='tab1' tab='用户登录'>
            <a-alert v-if='isLoginError' type='error' showIcon style='margin-bottom: 24px;' message='账户或密码错误' />
            <a-form-item>
              <a-input
                size='large'
                type='text'
                @change='getCompany'
                placeholder='请输入登录账号'
                onfocus="this.removeAttribute('readonly');"
                readonly
                v-decorator="[
                  'username',
                  {rules: [{ required: true, message: '请输入登录账号' }, { validator: handleUsernameOrEmail }], validateTrigger: 'change'}
                ]"
              >
                <a-icon slot='prefix' type='user' :style="{ color: 'rgba(0,0,0,.25)' }" />
              </a-input>
            </a-form-item>

            <a-form-item>
              <a-input size='large' type='password' autocomplete='false' placeholder='请输入登录密码'
                       v-decorator="[
                  'password',
                  {rules: [{ required: true, message: '请输入登录密码' }], validateTrigger: 'blur'}
                ]"
              >
                <a-icon slot='prefix' type='lock' :style="{ color: 'rgba(0,0,0,.25)' }" />
              </a-input>
            </a-form-item>
            <a-form-item>
              <a-select placeholder='请选择账套'
                        v-decorator="[
                          'companyId',
                          { rules: [{ required: true, message: '请选择账套' }], validateTrigger: 'blur'
                          }]"
              >
                <a-select-option :key='company.companyId' v-for='(company ,index) in companyList'>
                  {{ company.companyName }}
                </a-select-option>
              </a-select>
            </a-form-item>
          </a-tab-pane>
          <a-tab-pane key='tab2' tab='手机号登录' v-if='tag'>
            <a-form-item>
              <a-input size='large' type='text' placeholder='手机号' v-decorator="['mobile', {rules: [{ required: true, pattern: /^1[34578]\d{9}$/, message: '请输入正确的手机号' }], validateTrigger: 'change'}]">
                <a-icon slot='prefix' type='mobile' :style="{ color: 'rgba(0,0,0,.25)' }" />
              </a-input>
            </a-form-item>

            <a-row :gutter='16'>
              <a-col class='gutter-row' :span='16'>
                <a-form-item>
                  <a-input size='large' type='text' placeholder='验证码' v-decorator="['captcha', {rules: [{ required: true, message: '请输入验证码' }], validateTrigger: 'blur'}]">
                    <a-icon slot='prefix' type='mail' :style="{ color: 'rgba(0,0,0,.25)' }" />
                  </a-input>
                </a-form-item>
              </a-col>
              <a-col class='gutter-row' :span='8'>
                <a-button
                  class='getCaptcha'
                  tabindex='-1'
                  :disabled='state.smsSendBtn'
                  @click.stop.prevent='getCaptcha'
                  v-text="!state.smsSendBtn && '获取验证码' || (state.time+' s')"
                ></a-button>
              </a-col>
            </a-row>
          </a-tab-pane>
        </a-tabs>

        <a-form-item v-if='tag'>
          <a-checkbox v-decorator="['rememberMe']">自动登录</a-checkbox>
          <router-link
            :to="{ name: 'recover', params: { user: 'aaa'} }"
            class='forge-password'
            style='float: right;'
          >忘记密码
          </router-link>
        </a-form-item>

        <a-form-item style='margin-top:24px;margin-left: 10px;margin-right: 10px'>
          <a-button
            size='large'
            type='primary'
            htmlType='submit'
            class='login-button'
            :loading='state.loginBtn'
            :disabled='state.loginBtn'
          >{{ state.loginBtn ? "登录中..." : "登录" }}
          </a-button>
        </a-form-item>

        <div class='user-login-other' v-if='tag'>
          <span>其他登录方式</span>
          <a>
            <a-icon class='item-icon' type='alipay-circle'></a-icon>
          </a>
          <a>
            <a-icon class='item-icon' type='taobao-circle'></a-icon>
          </a>
          <a>
            <a-icon class='item-icon' type='weibo-circle'></a-icon>
          </a>
          <router-link class='register' :to="{ name: 'register' }">注册账户</router-link>
        </div>
      </a-form>

      <two-step-captcha
        v-if='requiredTwoStepCaptcha'
        :visible='stepCaptchaVisible'
        @success='stepCaptchaSuccess'
        @cancel='stepCaptchaCancel'
      ></two-step-captcha>
    </div>
  </div>
</template>

<script>
import md5 from "md5"
import TwoStepCaptcha from "@/components/tools/TwoStepCaptcha"
import { mapActions } from "vuex"
import { timeFix } from "@/utils/util"
import { getSmsCaptcha, get2step } from "@/api/login"

export default {
  components: {
    TwoStepCaptcha
  },
  data() {
    return {
      tag: false,
      customActiveKey: "tab1",
      loginBtn: false,
      // login shopType: 0 email, 1 username, 2 telephone
      loginType: 0,
      isLoginError: false,
      accountName: "",
      companyList: [],
      requiredTwoStepCaptcha: false,
      stepCaptchaVisible: false,
      form: this.$form.createForm(this),
      state: {
        time: 60,
        loginBtn: false,
        // login shopType: 0 email, 1 username, 2 telephone
        loginType: 0,
        smsSendBtn: false
      }
    }
  },
  created() {
    /*  get2step({ })
        .then(res => {
          this.requiredTwoStepCaptcha = res.result.stepCode
        })
        .catch(() => {
          this.requiredTwoStepCaptcha = false
        })*/
    // this.requiredTwoStepCaptcha = true
  },
  methods: {
    ...mapActions(["Login", "Logout"]),
    // handler
    handleUsernameOrEmail(rule, value, callback) {
      const { state } = this
      const regex = /^([a-zA-Z0-9_-])+@([a-zA-Z0-9_-])+((\.[a-zA-Z0-9_-]{2,3}){1,2})$/
      if (regex.test(value)) {
        state.loginType = 0
      } else {
        state.loginType = 1
      }
      callback()
    },
    handleTabClick(key) {
      this.customActiveKey = key
      // this.form.resetFields()
    },
    handleSubmit(e) {
      e.preventDefault()
      const {
        form: { validateFields },
        state,
        customActiveKey,
        Login
      } = this

      state.loginBtn = true

      const validateFieldsKey = customActiveKey === "tab1" ? ["username", "password", "companyId"] : ["mobile", "captcha"]

      validateFields(validateFieldsKey, { force: true }, (err, values) => {
        if (!err) {
          console.log("login form", values)
          const loginParams = { ...values }
          delete loginParams.username
          loginParams[!state.loginType ? "email" : "username"] = values.username
          loginParams.password = values.password
          loginParams.companyId = values.companyId
          //客户端主机名
          loginParams.hostName = process.env.VUE_APP_HOST_NAME
          loginParams.handlerName="myAdminLoginHandler";
          Login(loginParams)
            .then((res) => this.loginSuccess(res))
            .catch(err => this.requestFailed(err))
            .finally(() => {
              state.loginBtn = false
            })
        } else {
          setTimeout(() => {
            state.loginBtn = false
          }, 600)
        }
      })
    },
    getCaptcha(e) {
      e.preventDefault()
      const { form: { validateFields }, state } = this

      validateFields(["mobile"], { force: true }, (err, values) => {
        if (!err) {
          state.smsSendBtn = true

          const interval = window.setInterval(() => {
            if (state.time-- <= 0) {
              state.time = 60
              state.smsSendBtn = false
              window.clearInterval(interval)
            }
          }, 1000)

          const hide = this.$message.loading("验证码发送中..", 0)
          getSmsCaptcha({ mobile: values.mobile }).then(res => {
            setTimeout(hide, 2500)
            this.$notification["success"]({
              message: "提示",
              description: "验证码获取成功，您的验证码为：" + res.result.captcha,
              duration: 8
            })
          }).catch(err => {
            setTimeout(hide, 1)
            clearInterval(interval)
            state.time = 60
            state.smsSendBtn = false
            this.requestFailed(err)
          })
        }
      })
    },
    stepCaptchaSuccess() {
      this.loginSuccess()
    },
    stepCaptchaCancel() {
      this.Logout().then(() => {
        this.loginBtn = false
        this.stepCaptchaVisible = false
      })
    },
    loginSuccess(res) {
      console.log("###############################" + res)

      this.$router.push({ name: "dashboard" })
      // 延迟 1 秒显示欢迎信息
      setTimeout(() => {
        this.$notification.success({
          message: "欢迎",
          description: `${timeFix()}，欢迎回来`
        })
      }, 1000)

      this.isLoginError = false
    },
    getCompany(e) {
      this.form.resetFields("companyId")
      this.http.get(this, {
        url: this.api.company.getAccount,
        params: { accountName: e.target.value },
        success: function(me, data) {
          me.companyList = data
          if (me.companyList.length >= 1) {
            //me.form.setFieldsValue({ "companyId": me.companyList[0].companyId })
          }
        }
      })
    },
    requestFailed(err) {
      this.isLoginError = true
      /* this.$notification['error']({
         message: '错误',
         description: ((err.response || {}).data || {}).message || '请求出现错误，请稍后再试',
         duration: 4
       })*/
    }
  }
}
</script>

<style lang='less' scoped>
::v-deep .user-layout-login {
  .ant-tabs-tab-active {
    color: #000;
    font-size: 24px;
  }

  .ant-tabs-tab {
    padding-left: 0px;
  }

  .ant-tabs-ink-bar {
    display: none !important;
  }
}

.login_banner {
  height: 450px;
  position: relative;

  .login_img {
    height: 450px;
    width: 450px;
    border-radius: 16px 0px 0px 16px;
  }

  .login_logo {
    position: absolute;
    top: 25px;
    left: 50px;
    height: 60px;
    width: auto;
  }
}

.user-layout-login {
  background-color: #ffffff;
  margin: 50px;
  right: 10px;
  width: 300px;
  height: 350px;

  label {
    font-size: 14px;
  }

  .getCaptcha {
    display: block;
    width: 100%;
    height: 40px;
  }

  .forge-password {
    font-size: 14px;
  }

  button.login-button {
    padding: 0 15px;
    font-size: 16px;
    height: 40px;
    width: 100%;
  }

  .user-login-other {
    text-align: left;
    margin-top: 24px;
    line-height: 22px;

    .item-icon {
      font-size: 24px;
      color: rgba(0, 0, 0, 0.2);
      margin-left: 16px;
      vertical-align: middle;
      cursor: pointer;
      transition: color 0.3s;

      &:hover {
        color: #1890ff;
      }
    }

    .register {
      float: right;
    }
  }
}
</style>
